get location on iphone ONLY from the GPS - not the wifi network

Question

i am creating an app that uses location-

everything works swimmingly except one thing-

when i come home my iphone connects to my local wifi network and instead o

Answer 1

the inaccurate GPS coordinates are obtained by the iPhone not only via the Wi-Fi or mobile networks, but also the real-coordinates with accuracy level >100 metres.

What I use is to put the line: if (newLocation.horizontalAccuracy < 0 || newLocation.horizontalAccuracy > 50) return;

as the first line in the didUpdateToLocation, to filter out inaccurate coordinates.

The 'location age' i.e. NSTimeInterval locationAge=[locTimestamp timeIntervalSinceNow]; does NOT serve for me to get rid of cached coordinates.